/*
 * Copyright (c) Tecplot, Inc.
 *
 * All rights reserved.  Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   - Redistributions of source code must retain the above copyright notice, this list of
 *     conditions and the following disclaimer.
 *   - Redistributions in binary form must reproduce the above copyright notice, this list
 *     of conditions and the following disclaimer in the documentation and/or other
 *     materials provided with the distribution.
 *   - Neither the name of the Tecplot, Inc., nor the names of its contributors may be
 *     used to endorse or promote products derived from this software without specific
 *     prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
 * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
#include "FieldDataCopierAbstract.h"

FieldDataCopierAbstract::FieldDataCopierAbstract(std::auto_ptr<FieldDataCopierAbstract> nextCopier)
: m_nextCopier(nextCopier)
, m_destZoneOffset(1)
{
}

void FieldDataCopierAbstract::copyFieldData(ZoneList_t const& sourceZones, 
                                            EntIndex_t destZone,
                                            EntIndex_t var)
{
    LgIndex_t nextOffset = m_destZoneOffset + copyFieldData(m_destZoneOffset,
                                                            destZone,
                                                            var);

    if (m_nextCopier.get())
    {
        m_nextCopier->setDestZoneOffset(nextOffset);
        m_nextCopier->copyFieldData(sourceZones, 
                                    destZone, 
                                    var);
    }
}

void FieldDataCopierAbstract::setDestZoneOffset(LgIndex_t offset)
{
    REQUIRE(offset >= 1);
    m_destZoneOffset = offset;
}

#if 0

#include "Lock.h"
#include "Error.h"
#include "ZoneToVTKPolyDataSource.h"

void copyFieldDataBetweenZones(EntIndex_t sourceZone,
                               EntIndex_t destZone,
                               EntIndex_t var,
                               LgIndex_t destOffset);

void FieldDataCopierAbstract::copyFieldData(ZoneList_t const& sourceZones, EntIndex_t destZone)
{
    REQUIRE(!sourceZones.empty());
    REQUIRE(TecUtilZoneIsEnabled(destZone));

    Lock lockObject;

    Set_pa enabledVars = NULL;
    if (TecUtilVarGetEnabled(&enabledVars) == FALSE)
        throw Error("Ran out of memory during tetrahedral zone creation.");

    EntIndex_t var = 0;
    TecUtilSetForEachMember(var, enabledVars)
    {
        LgIndex_t destOffset = 1;

        TecUtilDataValueAlloc(destZone, var);
        ZoneList_t::const_iterator sourceZone = sourceZones.begin();
        while (sourceZone != sourceZones.end())
        {
            copyFieldDataBetweenZones(*sourceZone, destZone, var, destOffset);
            destOffset += getNumZonePoints(*sourceZone);
            ++sourceZone;
        }
    }
    TecUtilSetDealloc(&enabledVars);
}
#endif // 0
